PhotoSizeCheck

JKBOPEE Exam Signature Size & Free Resizer

The JKBOPEE Exam Signature has to match the official requirement: print size 3.5 x 1.5 cm, 350 x 150 pixels, file size 10 to 50 KB, background: white paper, black ink. Signatures that do not match are a common reason applications are delayed or rejected.

350 x 150 px10 KB - 50 KB3.5 x 1.5 cmBackground: white paper, black ink
2 Add your signature
Drop a photo here or tap to choose
JPG, PNG or WebP · you can also paste (Ctrl+V)
Your photo stays on your device. Face detection and background removal also run on your device.

This tool crops and resizes your signature to 350 x 150 pixels and compresses it to 10 to 50 KB as a JPG, right in your browser.

What the official source says: “Dimensions 3.5 cm x 1.5cm (preferred) ... Size of file should be between ( 10KB – 50KB)”

JKBOPEE Exam Signature requirements

Print size3.5 x 1.5 cm
Pixels (this tool)350 x 150
File size10 to 50 KB
FormatJPG / JPEG
BackgroundWhite paper, black ink

Sign in black ink on white paper; JKBOPEE takes a 3.5 x 1.5 cm JPG of 10 to 50 KB. We output 350 x 150 px. The left-thumb impression uses the same size.

Official source: jkbopee.gov.in · checked 2026-10-13

How to make your JKBOPEE Exam Signature in 4 steps

  1. Sign on plain white paper in the ink colour your form asks for (usually black), keeping the signature inside a small box.
  2. Photograph or scan the signature in even light, with no shadows across the paper.
  3. Pick the image in the tool, tap "Make paper white" if needed, then use Zoom and Move to crop tightly around the signature box.
  4. Check that the size and file size lines show ✅ (10 to 50 KB), then tap Download and upload the JPG.

Common reasons this signature is rejected

Frequently asked questions

What is the JKBOPEE Exam Signature size?

print size 3.5 x 1.5 cm, 350 x 150 pixels, file size 10 to 50 KB, background: white paper, black ink.

Where do these requirements come from?

From the official source linked on this page, checked 2026-10-13. Always confirm there before you submit.

Is my signature uploaded to a server?

No. Cropping, whitening and compression all run inside your browser. The signature image never leaves your device and nothing is stored.

What is the JKBOPEE Exam Signature size in pixels?

350 x 150 pixels (width x height) is what this tool produces for the JKBOPEE Exam Signature.

What is the JKBOPEE Exam Signature size in KB?

The file must be 10 to 50 KB. The tool compresses your signature to fit automatically.

What is the JKBOPEE Exam Signature size in cm, mm or inches?

3.5 x 1.5 cm.

How do I resize my JKBOPEE Exam Signature online?

Pick your scanned signature in the tool on this page, crop it with Zoom and Move, then download the JPG. It is free and works on any phone or computer.

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